Answer:
-24
Step-by-step explanation:
12 15.2 15.7 17 18.1 18.8 21
For a triangle the area is given as:

Re-arrange / solve for 'h':

Substitute known values:

Compute:

The function is continuous for

. It goes to

when

and it goes to

when

hence its range is
0.08 plus 0.3 is 0.38 because the “0.08” is in the tenths place not the single digit place so “0.3” is really 0.30 and then u add the 0.08